Bubbles, lights, and sound could block Asian carp

In the crusade against the Asian carp in Minnesota, it might be Lock and Dam No. 1 in the Mississippi River that could provide the perfect line of defense.

http://www.9news.com/video/2081747820001/1/Bubbles-lights-and-sound-could-block-Asian-carphttp://bc_gvpc.edgesuite.net/img/963482463001/201301/701/963482463001_2081709600001_961896998-185-1357679879177.jpg?pubId=963482463001Bubbles, lights, and sound could block Asian carpIn the crusade against the Asian carp in Minnesota, it might be Lock and Dam No. 1 in the Mississippi River that could provide the perfect line of defense.minneapolism minnesotafishbubblesvpcGreen/EnvironmentlightsKAREAsiancarpsounddamMississippi RiverNational Newsriver01:29